1 /*

     2  * Copyright 1999 Sun Microsystems, Inc.  All Rights Reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  */

    23 

    24 /*

    25  * @test

    26  * @bug 4288198

    27  * @summary Killing a Timer thread causes the Timer to fail silently on

    28  *          subsequent use.

    29  */

    30 

    31 import java.util.*;

    32 

    33 public class KillThread {

    34     public static void main (String[] args) throws Exception  {

    35         Timer t = new Timer();

    36 

    37         // Start a mean event that kills the timer thread

    38         t.schedule(new TimerTask() {

    39             public void run() {

    40                 throw new ThreadDeath();

    41             }

    42         }, 0);

    43 

    44         // Wait for mean event to do the deed and thread to die.

    45         try {

    46             Thread.sleep(100);

    47         } catch(InterruptedException e) {

    48         }

    49 

    50         // Try to start another event

    51         try {

    52             // Timer thread is dead now

    53             t.schedule(new TimerTask() {

    54                 public void run() {

    55                 }

    56             }, 0);

    57             throw new Exception("We failed silently");

    58         } catch(IllegalStateException e) {

    59             // Killing the Timer thread is equivalent to cancelling the Timer

    60         }

    61     }

    62 }